EP4742330A1 - Elektrodenstromkollektor, elektrodenanordnung mit elektrodenstromkollektor und verfahren zur herstellung eines elektrodenstromkollektors - Google Patents

Elektrodenstromkollektor, elektrodenanordnung mit elektrodenstromkollektor und verfahren zur herstellung eines elektrodenstromkollektors

Info

Publication number
EP4742330A1
EP4742330A1 EP24854490.0A EP24854490A EP4742330A1 EP 4742330 A1 EP4742330 A1 EP 4742330A1 EP 24854490 A EP24854490 A EP 24854490A EP 4742330 A1 EP4742330 A1 EP 4742330A1
Authority
EP
European Patent Office
Prior art keywords
metal layer
current collector
electrode current
concave portion
electrode
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP24854490.0A
Other languages
English (en)
French (fr)
Inventor
Gyung Soo Kang
Han Sol Maeng
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Energy Solution Ltd
Original Assignee
LG Energy Solution Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from KR1020240108652A external-priority patent/KR20250026747A/ko
Application filed by LG Energy Solution Ltd filed Critical LG Energy Solution Ltd
Publication of EP4742330A1 publication Critical patent/EP4742330A1/de
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/04—Construction or manufacture in general
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/64—Carriers or collectors
    • H01M4/70—Carriers or collectors characterised by shape or form
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/531—Electrode connections inside a battery casing
    • H01M50/533—Electrode connections inside a battery casing characterised by the shape of the leads or tabs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/531—Electrode connections inside a battery casing
    • H01M50/534—Electrode connections inside a battery casing characterised by the material of the leads or tabs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/531—Electrode connections inside a battery casing
    • H01M50/536—Electrode connections inside a battery casing characterised by the method of fixing the leads to the electrodes, e.g. by welding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/531—Electrode connections inside a battery casing
    • H01M50/54—Connection of several leads or tabs of plate-like electrode stacks, e.g. electrode pole straps or bridges
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Connection Of Batteries Or Terminals (AREA)
EP24854490.0A 2023-08-17 2024-08-16 Elektrodenstromkollektor, elektrodenanordnung mit elektrodenstromkollektor und verfahren zur herstellung eines elektrodenstromkollektors Pending EP4742330A1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
KR20230107879 2023-08-17
KR20230107801 2023-08-17
KR20230107719 2023-08-17
KR1020240108652A KR20250026747A (ko) 2023-08-17 2024-08-13 전극 집전체, 전극 집전체를 포함하는 전극 조립체, 및 전극 집전체 제조방법
PCT/KR2024/012238 WO2025037939A1 (ko) 2023-08-17 2024-08-16 전극 집전체, 전극 집전체를 포함하는 전극 조립체, 및 전극 집전체 제조방법

Publications (1)

Publication Number Publication Date
EP4742330A1 true EP4742330A1 (de) 2026-05-13

Family

ID=94632978

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24854490.0A Pending EP4742330A1 (de) 2023-08-17 2024-08-16 Elektrodenstromkollektor, elektrodenanordnung mit elektrodenstromkollektor und verfahren zur herstellung eines elektrodenstromkollektors

Country Status (3)

Country Link
EP (1) EP4742330A1 (de)
CN (1) CN121586951A (de)
WO (1) WO2025037939A1 (de)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5690529B2 (ja) * 2010-08-25 2015-03-25 シャープ株式会社 非水系二次電池用の集電体及び電極、並びに非水系二次電池
US9310684B2 (en) 2013-08-22 2016-04-12 Inpria Corporation Organometallic solution based high resolution patterning compositions
KR102275421B1 (ko) * 2014-11-19 2021-07-12 삼성에스디아이 주식회사 이차전지 제조 방법 및 이를 이용한 이차전지
JP7253882B2 (ja) * 2017-06-20 2023-04-07 三洋化成工業株式会社 リチウムイオン電池の製造方法
KR102698850B1 (ko) * 2019-09-19 2024-08-23 주식회사 엘지에너지솔루션 2개 이상의 금속 호일 사이에 열-압력 변환층을 포함하는 전극 집전체, 이를 포함하는 전극 및 리튬 이차전지
AU2020391409A1 (en) * 2019-11-27 2022-07-21 Soteria Battery Innovation Group Inc. Battery with metalized film current collector having low internal resistance
US20240034736A1 (en) 2020-09-30 2024-02-01 Fl2022-001, Inc. Hsd17b13 inhibitors and uses thereof
US11524392B2 (en) 2020-11-24 2022-12-13 Applied Materials, Inc. Minimal contact gripping of thin optical devices
KR20240108652A (ko) 2023-01-02 2024-07-09 주식회사 엘지에너지솔루션 실링툴

Also Published As

Publication number Publication date
WO2025037939A1 (ko) 2025-02-20
CN121586951A (zh) 2026-02-27

Similar Documents

Publication Publication Date Title
EP2602840B1 (de) Sekundärbatteriebeutel mit verbesserter stabilität, beutel-sekundärbatterie damit und mittelgrosses oder grosses batteriepack
EP3852165B1 (de) Sekundärbatterie und herstellungsverfahren für sekundärbatterie
JP5290952B2 (ja) 高安全性多層型電気化学セル
EP3905417A1 (de) Verfahren zur herstellung einer elektrodenanordnung und damit hergestellte elektrode und sekundärbatterie
KR101473145B1 (ko) 전극 조립체, 전지셀, 전극 조립체의 제조방법 및 전지셀의 제조 방법
US9786874B2 (en) Electrode having round corner
KR102143558B1 (ko) 전극 조립체 및 그 제조방법
JP2012124171A (ja) 結合部で電極タブの大きさが同一の電極組立体及びこれを有する電気化学セル
CN104011929A (zh) 具有阶梯式部分的电极组件和包括该电极组件的电池单元、电池组和装置
JP2012033399A (ja) 角形二次電池
KR20160123246A (ko) 조전지
KR101147241B1 (ko) 전극 어셈블리, 이차 전지, 및 전극의 제조 방법
KR101387137B1 (ko) 전극 조립체 및 이를 포함하는 이차 전지
EP4037068A1 (de) Elektrodenanordnung und sekundärbatterie damit
KR101482385B1 (ko) 단면 음극을 포함하는 단차를 갖는 전극 조립체
JP2009181899A (ja) 積層式電池
EP4145611A1 (de) Sekundärbatterie
KR20210155707A (ko) 전극 조립체
EP4734269A1 (de) Elektrodenstromkollektor, elektrodenanordnung mit elektrodenstromkollektor und verfahren zur herstellung eines elektrodenstromkollektors
JP7281425B2 (ja) 二次電池
KR20250026747A (ko) 전극 집전체, 전극 집전체를 포함하는 전극 조립체, 및 전극 집전체 제조방법
CN121586951A (zh) 电极集电器、包含电极集电器的电极组件以及制造电极集电器的方法
KR20240030811A (ko) 전극 조립체 및 이를 포함하는 이차 전지
KR20250026745A (ko) 전극 집전체, 전극 집전체를 포함하는 전극 조립체, 및 전극 집전체 제조방법
CN121586968A (zh) 电极集电器、包含电极集电器的电极组件以及制造电极集电器的方法

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20260204

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR